factor/library/platform/jvm/prettyprint.factor

60 lines
2.1 KiB
Factor

! :folding=indent:collapseFolds=1:
! $Id$
!
! Copyright (C) 2003, 2004 Slava Pestov.
!
! Redistribution and use in source and binary forms, with or without
! modification, are permitted provided that the following conditions are met:
!
! 1. Redistributions of source code must retain the above copyright notice,
! this list of conditions and the following disclaimer.
!
! 2. Redistributions in binary form must reproduce the above copyright notice,
! this list of conditions and the following disclaimer in the documentation
! and/or other materials provided with the distribution.
!
! THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
! INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
! FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
! DEVELOPERS AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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! PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
! OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
! WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
! OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
! ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
IN: prettyprint
USE: arithmetic
USE: combinators
USE: lists
USE: prettyprint
USE: stack
USE: stdio
USE: unparser
USE: words
: prettyprint-~<< ( indent -- indent )
"~<<" write prettyprint-space
tab-size + ;
: prettyprint->>~ ( indent -- indent )
">>~" write
tab-size - ;
: prettyprint-~<<>>~ ( indent word list -- indent )
[ [ prettyprint-~<< ] dip prettyprint-word " " write ] dip
[ write " " write ] each
prettyprint->>~ ;
: see ( word -- )
0 swap
intern dup worddef
[
[ compound-or-compiled? ] [ worddef>list prettyprint-:; ]
[ shuffle? ] [ worddef>list prettyprint-~<<>>~ ]
[ primitive? ] [ "PRIMITIVE: " write unparse write drop ]
[ drop t ] [ 2drop "Not defined" write ]
] cond prettyprint-newline ;